An action in which two inebriated individuals knuckle pound one another's fist, with little or no effort. To do so, one must relax the hand to a point where little energy is consumed. Followed thereby with but a light tap of the individuals' knuckles. Thus, a knuckle pound with but a quarter of the energy used regularly.
*Works best whilst in a smoke-filled automobile

Post-script: The use of the word 'dyep' after the quarter pound is used in the most extraordinary of cases.

When you eat dirt for the first time and leave your family to build a shack in the woods

the act of punching someone until coins, preferably quarters fall out.